CN220379669U

CN220379669U - Gas combustion device

Info

Publication number: CN220379669U
Application number: CN202321764838.9U
Authority: CN
Inventors: 章祁荣
Original assignee: Zhejiang Yongkang Jinyu Co ltd
Current assignee: Zhejiang Yongkang Jinyu Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-01-23
Anticipated expiration: 2033-07-06

Abstract

The utility model discloses a gas combustion device, which comprises a shell, wherein a first circulation space which is basically annular is arranged in the shell; a plurality of gas distribution channels which are communicated with the external environment and the first circulation space are arranged on the inner peripheral wall of the shell corresponding to the first circulation space, and the gas distribution channels are adapted to guide the combustion gas sprayed to the external environment from the first circulation space to form vortex; an igniter is arranged on the inner side of the inner surrounding wall. The utility model has the advantages that the combustion gas can be fully combusted, and the formed flame area is larger.

Description

Gas combustion device

Technical Field

The utility model relates to a gas combustion device, which is applied to the technical field of stoves.

Background

At present, the working principle of the household kitchen range combustion device is that combustion gas is sprayed from an air outlet hole or an air outlet channel of the combustion device, and then the combustion gas is ignited by an igniter to form flame for cooking.

For example, a prior art publication No. CN212456848U discloses an upper air inlet type kitchen range burner, in which air outlet holes are provided along a bus bar of an inner annular wall, that is, combustion gas injected on the inner annular wall is in a state of being injected toward a central axis of the inner annular wall, so that a flow path of the injected combustion gas is too short, thereby resulting in insufficient combustion of the combustion gas and a problem of a small flame area.

Disclosure of Invention

The utility model aims to provide a gas combustion device which can enable combustion gas to be fully combusted and enable the formed flame area to be larger.

The utility model is realized by the following technical scheme.

A gas combustion apparatus comprising a housing having a first substantially annular flow space therein; a plurality of gas distribution channels which are communicated with the external environment and the first circulation space are arranged on the inner peripheral wall of the shell corresponding to the first circulation space, and the gas distribution channels are adapted to guide the combustion gas sprayed to the external environment from the first circulation space to form vortex; an igniter is arranged on the inner side of the inner surrounding wall.

As a further development of the utility model, the direction of extension of the gas distribution channel is inclined in a clockwise or counterclockwise direction to the radial section of the inner wall.

As a further improvement of the utility model, the extending direction of the gas distribution channel is inclined at the same angle to the radial tangential plane of the inner peripheral wall.

As a further improvement of the present utility model, the extending direction of the gas dividing passage is inclined upward from one end close to the first communicating space to the other end.

As a further improvement of the present utility model, the gas dividing passages are arranged at equal intervals along the circumferential direction of the inner peripheral wall.

As a further improvement of the utility model, the inner wall of the inner surrounding wall is provided with a filter screen which covers the gas dividing channel.

As a further development of the utility model, the housing has a substantially disk-shaped second flow space therein, the edges of which communicate with the bottom of the first flow space.

As a further improvement of the utility model, the middle part of the top wall of the shell corresponding to the second circulation space is provided with a concave part arched upwards.

As a further improvement of the present utility model, the housing has a vertically extending third flow-through space, the top end of which communicates with the bottom center of the second flow-through space.

As a further improvement of the utility model, the shell comprises a diversion seat, an outer shell and an inner shell which are basically bowl-shaped, and a top cover which is basically annular; the top end of the flow guide seat is connected with the bottom end of the shell, and the space inside the flow guide seat forms the third flow space; the inner shell is arranged in the outer shell, and the top cover is connected with the top of the outer shell and the top of the inner shell; the space defined by the bottom of the outer case and the bottom of the inner case forms the second flow space, and the space defined by the side of the outer case, the side of the inner case, and the top cover forms the first flow space.

As a further improvement of the utility model, a plurality of support columns are connected between the bottom of the outer shell and the bottom of the inner shell.

The utility model has the beneficial effects that:

through the setting of the gas separation channel extending direction, the combustion gas that makes the injection and go out has formed the vortex to can prolong the flow path of combustion gas, not only combustion gas can obtain abundant burning, but also can make the flame combustion area that combustion gas formed bigger, still have the function of preventing wind.

Drawings

Preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, to facilitate understanding of the objects and advantages of the present utility model, wherein:

FIG. 1 is a schematic view of a gas combustion apparatus;

FIG. 2 is a schematic cross-sectional view of a gas combustion device at one perspective;

FIG. 3 is a schematic cross-sectional view of a gas combustion device at another perspective;

fig. 4 is an exploded schematic view of a gas combustion device.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the examples.

The terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible in this specification are defined with respect to the configurations shown in the drawings, and the terms "inner" and "outer" refer to the relative concepts of the terms toward or away from the geometric center of a particular component, respectively, and thus may be changed accordingly depending on the location and use state of the component. These and other directional terms should not be construed as limiting terms.

The utility model provides a gas combustion device, mainly is in the cooking utensils, referring to fig. 1-4, it includes casing 1, have first circulation space a in the casing 1, first circulation space a appears annular basically, be equipped with a plurality of gas channels r on casing 1 corresponds first circulation space a's the inner wall a1, gas channel r has linked together first circulation space a and the external environment in the casing 1, the combustion gas such as the mixed gas of gas and air in the casing 1, brings the air of a proportion when gas gets into casing 1. The combustion gas may be injected into the outer environment from the first flow space a through a gas dividing channel r adapted to guide the injected combustion gas into a vortex, the inner side of the inner surrounding wall a1 being provided with an igniter 3, the igniter 3 igniting the combustion gas.

In the present embodiment, the combustion gas is injected from the first flowing space a to the external environment inside the inner peripheral wall a1 through the gas dividing channel r, and the vortex flow formed by the combustion gas can lengthen the flow path of the combustion gas, so that not only can the combustion gas be fully combusted, but also the flame combustion area formed by the combustion gas can be larger, so that the gas combustion device of the present embodiment has more excellent combustion performance.

In addition, compared with the air outlet holes in the prior art, the air distribution channel r of the gas combustion device in the embodiment has a certain extension length, and can guide and maintain the injection direction of the combustion gas, so that the phenomenon that the combustion gas injected out of the air distribution channel r is diffused is avoided, and the formed vortex is kept in a more stable state.

In this embodiment, the extending direction L of the gas dividing passages r is inclined in the clockwise or counterclockwise direction to the radial tangential plane of the inner peripheral wall a1, so that the combustion gas can obtain the guiding effect of the gas dividing passages r when being sprayed to the external environment from the first flowing space a, and the spraying direction of the combustion gas sprayed by each gas dividing passage r is inclined to the radial tangential plane of the inner peripheral wall a1, so that the overall flow form of the combustion gas sprayed to the external environment is in a vortex form.

In this embodiment, the extending direction L of the gas dividing channel r is inclined at the same angle in the radial direction of the inner peripheral wall a1, and each branch of the combustion gas injected into the outer environment has the same angle with respect to the radial tangential plane, so that the vortex state formed by the combustion gas is kept stable, and a stable combustion state of the gas combustion device is ensured.

In this embodiment, the extending direction L of the gas separation channel r is inclined upwards from one end close to the first flowing space a to the other end, so that the spraying direction of the combustion gas is inclined upwards under the condition of forming a vortex, thereby having a better windproof effect, so that the flame is not easy to extinguish, and the combustion state is more stable and reliable.

In this embodiment, the gas separation passages r are arranged at equal intervals along the circumferential direction of the inner peripheral wall a1, so that the injection amount of the combustion gas along the circumferential direction of the inner peripheral wall a1 is uniform, and thus the vortex formed by the combustion gas can be stably maintained, i.e., the combustion state of the combustion gas can be stably maintained.

In this embodiment, the inner wall of the inner wall a1 is provided with a filter screen 2 covering the gas distribution channel r, and the filter screen 2 can enable some dust and the like to ensure that the combustion gas sprayed from the gas distribution channel r to the external environment is pure, so that the combustion quality of the combustion gas can be ensured.

In this embodiment, the ring structure 21 is disposed on the inner wall a1, and through holes 22 are uniformly distributed on the ring structure 21, so as to form the filter screen 2, and by disposing the ring structure 21, the structural strength of the filter screen 2 is ensured, so that the problems that the filtering effect is affected or the combustion gas is unevenly sprayed due to deformation of the filter holes can be effectively avoided. In addition, the clamping groove structure is arranged on the inner peripheral wall a1, so that the ring body structure 21 can be detachably clamped on the inner peripheral wall a1, and the ring body structure is convenient to detach for maintenance, cleaning and replacement.

In this embodiment, the housing 1 has a second circulation space b substantially in the shape of a disk, and an edge of the second circulation space b communicates with a bottom of the first circulation space a. The combustion gas is radiated and diffused to the surrounding in the second flowing space b, flows upwards through the edge of the second flowing space b into the annular first flowing space a, and finally is sprayed into the outer environment by the gas dividing channels r on the inner surrounding wall a1, and the second flowing space b can uniformly divide the combustion gas into the first flowing space a, so that the spraying amount of the combustion gas in each gas dividing channel r is kept uniform, and the vortex formed by the combustion gas can be ensured to maintain a stable state.

In the present embodiment, the housing 1 has a vertically extending third communicating space c, the top end of which communicates with the bottom center of the second communicating space b. The part of the shell 1 corresponding to the third flowing space c is basically in a vertical tubular structure, the bottom of the shell is provided with an opening to be connected with a pipeline for conveying combustion gas, the combustion gas is input into the shell 1 from the opening, flows upwards to the center of the coiled second flowing space b through the third flowing space c, is radiated and diffused to the periphery from the second flowing space b to the edge, flows upwards into the annular first flowing space a, and finally is sprayed out through the gas distribution channel r.

In this embodiment, the bottom wall of the housing 1 corresponding to the second through space b is substantially a horizontal plane, the middle part of the top wall of the housing 1 corresponding to the second through space b has an upward raised concave portion b1, the concave portion b1 is opposite to the connection position of the third through space c and the second through space b, the flow of the combustion gas has a certain flow velocity, and when flowing into the third through space c, the combustion gas directly impacts the top wall of the housing 1 corresponding to the second through space b, and the concave portion b1 can enable the combustion gas impacting the top wall to rapidly spread out along the concave portion to the periphery, thereby improving the flow efficiency of the combustion gas, in particular, improving the radiation diffusion rate of the combustion gas in the second through space b to the periphery, so as to improve the combustion efficiency of the gas combustion device in this embodiment.

In this embodiment, for the housing 1, the housing 1 includes a diversion seat 11, an outer housing 12 and an inner housing 13 which are substantially bowl-shaped, and a top cover 14 which is substantially ring-shaped, wherein a top end of the diversion seat 11 is connected with a bottom end of the outer housing 12, a space inside the diversion seat 11 forms the third communication space c, the inner housing 13 is disposed inside the outer housing 12, the top cover 14 is connected with a top of the outer housing 12 and a top of the inner housing 13, a space defined by a bottom of the outer housing 12 and a bottom of the inner housing 13 forms the second communication space b, and a space defined by a side of the outer housing 12, a side of the inner housing 13, and the top cover 14 forms the first communication space a. The guide seat 11 and the shell 12 can be arranged into an integral structure, so that the shell 1 is formed by three parts in an assembling way, and the shell can be assembled through a riveting process during the assembling, so that the structure is simplified, the integral structure is more simplified, the processing and assembling difficulty of parts are simplified, and the cost is reduced.

In this embodiment, a plurality of support columns 15 are connected between the bottom of the outer shell 12 and the bottom of the inner shell 13, and the support columns 15 can improve the overall structural strength of the shell 1, and in particular can avoid collapsing between the outer shell 12 and the inner shell 13.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme recorded in each embodiment can be modified or part of technical features in the technical scheme can be replaced equivalently; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. A gas combustion device comprising a housing having a first substantially annular flow space therein; a plurality of gas distribution channels which are communicated with the external environment and the first circulation space are arranged on the inner peripheral wall of the shell corresponding to the first circulation space, and the gas distribution channels are adapted to guide the combustion gas sprayed to the external environment from the first circulation space to form vortex; an igniter is arranged on the inner side of the inner surrounding wall.

2. A gas combustion device as in claim 1, wherein the gas distribution channels extend in a direction inclined in a clockwise or counter-clockwise direction to the radial tangent of the inner wall.

3. A gas combustion device as in claim 2, wherein the direction of extension of the gas distribution channels is inclined at the same angle to the radial tangent of the inner wall.

4. A gas combustion device as in claim 1 or 2, wherein the direction of extension of the gas dividing passage is inclined upwardly from one end near the first flow space to the other end.

5. A gas combustion device as in claim 1, wherein the gas dividing passages are equally spaced along the circumference of the inner peripheral wall.

6. A gas combustion device as in claim 1, wherein the inner wall of the inner enclosure wall is provided with a filter screen covering the gas dividing passage.

7. A gas combustion device as in claim 1, wherein said housing has a substantially disk-shaped second flow space therein, the edges of said second flow space communicating with the bottom of said first flow space.

8. A gas combustion device as in claim 7, wherein said housing has a vertically extending third flow-through space, a top end of said third flow-through space communicating with a bottom center of said second flow-through space.

9. A gas combustion device as in claim 8, wherein the housing has an upwardly arched recess in a middle portion of the top wall corresponding to the second flow space.

10. A gas combustion device according to claim 9, wherein the housing comprises a deflector seat, substantially bowl-shaped outer and inner shells, a substantially annular top cover; the top end of the flow guide seat is connected with the bottom end of the shell, and the space inside the flow guide seat forms the third flow space; the inner shell is arranged in the outer shell, and the top cover is connected with the top of the outer shell and the top of the inner shell; the space defined by the bottom of the outer case and the bottom of the inner case forms the second flow space, and the space defined by the side of the outer case, the side of the inner case, and the top cover forms the first flow space.

11. A gas combustion device as in claim 10, wherein a plurality of support columns are connected between the bottom of the outer shell and the bottom of the inner shell.